i4311 Printer Firmware

Instructions to Upgrade Firmware:
1. Download the "i4311Upgrade.zip" file to your desktop
2. Right click on the file, choose Extract All.
3. Copy the "i4311Upgrade.1.0.1374916.swu" file to a USB stick or use the printer's USB.
4. Power on the printer and insert the USB drive in the printer.
5. The printer will display a prompt for Upgrade.
6. Click on the Upgrade button.
7. The printer will start upgrading and display the progress with a progress bar.
8. Wait until the printer displays the "Upgrade successful" message.
9. Click on the Reboot Now button, or let the printer auto-restarts after 30sec.
NOTE:- DO NOT PLUG IN USB CORD UNTIL YOU ARE PROMPTED TO AND BATTERY ≥ 20% IS REQUIRED TO START UPGRADE.

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i4311 Printer Firmware